Works by DeFries, John C.

Results: 65

Longitudinal Study of Reading Disability and Attention-Deficit/Hyperactivity Disorder: Implications for Education.
Published in:
Mind, Brain & Education, 2007, v. 1, n. 4, p. 181, doi. 10.1111/j.1751-228X.2007.00019.x
By:
- Willcutt, Erik G.;
- Betjemann, Rebecca S.;
- Pennington, Bruce F.;
- Olson, Richard K.;
- DeFries, John C.;
- Wadsworth, Sally J.
Publication type:
Article
Refinement of the 6p21.3 quantitative trait locus influencing dyslexia: linkage and association analyses.
Published in:
Human Genetics, 2004, v. 115, n. 2, p. 128, doi. 10.1007/s00439-004-1126-6
By:
- Deffenbacher, Karen E.;
- Kenyon, Judith B.;
- Hoover, Denise M.;
- Olson, Richard K.;
- Pennington, Bruce F.;
- DeFries, John C.;
- Smith, Shelley D.
Publication type:
Article
Genetic and Environmental Etiologies of the Longitudinal Relations Between Prereading Skills and Reading.
Published in:
Child Development, 2015, v. 86, n. 2, p. 342, doi. 10.1111/cdev.12295
By:
- Christopher, Micaela E.;
- Hulslander, Jacqueline;
- Byrne, Brian;
- Samuelsson, Stefan;
- Keenan, Janice M.;
- Pennington, Bruce;
- DeFries, John C.;
- Wadsworth, Sally J.;
- Willcutt, Erik;
- Olson, Richard K.
Publication type:
Article
Multivariate behavioral genetics analysis of achievement and cognitive measures in reading-...
Published in:
Human Biology, 1998, v. 70, n. 2, p. 215
By:
- Light, Jacquelyn Gillis;
- Defries, John C.;
- Olsen, Richard K.
Publication type:
Article
Etiology of Neuroanatomical Correlates of Reading Disability.
Published in:
Developmental Neuropsychology, 2000, v. 17, n. 3, p. 339, doi. 10.1207/S15326942DN1703_4
By:
- Alarcon, Maricela;
- Pennington, Bruce F.;
- Filipek, Pauline A.;
- DeFries, John C.
Publication type:
Article
Reading disability and hyperactivity disorder: Evidence for a common genetic etiology.
Published in:
Developmental Neuropsychology, 1995, v. 11, n. 3, p. 323, doi. 10.1080/87565649509540623
By:
- Light, Jacquelyn Gillis;
- Pennington, Bruce F.;
- Gilger, Jeffrey W.;
- DeFries, John C.
Publication type:
Article
Understanding Comorbidity Between Specific Learning Disabilities.
Published in:
New Directions for Child & Adolescent Development, 2019, v. 2019, n. 165, p. 91, doi. 10.1002/cad.20291
By:
- Willcutt, Erik G.;
- McGrath, Lauren M.;
- Pennington, Bruce F.;
- Keenan, Janice M.;
- DeFries, John C.;
- Olson, Richard K.;
- Wadsworth, Sally J.
Publication type:
Article
Developmental dyslexia: genetic dissection of a complex cognitive trait.
Published in:
Nature Reviews Neuroscience, 2002, v. 3, n. 10, p. 767, doi. 10.1038/nrn936
By:
- Fisher, Simon E.;
- DeFries, John C.
Publication type:
Article
A behaviour-genetic analysis of orthographic learning, spelling and decoding.
Published in:
Journal of Research in Reading, 2008, v. 31, n. 1, p. 8, doi. 10.1111/j.1467-9817.2007.00358.x
By:
- Byrne, Brian;
- Coventry, William L.;
- Olson, Richard K.;
- Hulslander, Jacqueline;
- Wadsworth, Sally;
- DeFries, John C.;
- Corley, Robin;
- Willcutt, Erik G.;
- Samuelsson, Stefan
Publication type:
Article
Genetic and environmental influences on early literacy.
Published in:
Journal of Research in Reading, 2006, v. 29, n. 1, p. 33, doi. 10.1111/j.1467-9817.2006.00291.x
By:
- Byrne, Brian;
- Olson, Richard K.;
- Samuelsson, Stefan;
- Wadsworth, Sally;
- Corley, Robin;
- DeFries, John C.;
- Willcutt, Erik
Publication type:
Article
Genetic and environmental influences on reading and listening comprehension.
Published in:
Journal of Research in Reading, 2006, v. 29, n. 1, p. 75, doi. 10.1111/j.1467-9817.2006.00293.x
By:
- Keenan, Janice M.;
- Betjemann, Rebecca S.;
- Wadsworth, Sally J.;
- DeFries, John C.;
- Olson, Richard K.
Publication type:
Article
Evidence for Major Gene Transmission of Developmental Dyslexia.
Published in:
JAMA: Journal of the American Medical Association, 1991, v. 266, n. 11, p. 1527, doi. 10.1001/jama.1991.03470110073036
By:
- Pennington, Bruce F.;
- Gilger, Jeffrey W.;
- Pauls, David;
- Smith, Sandra A.;
- Smith, Shelley D.;
- DeFries, John C.
Publication type:
Article
Explaining the sex difference in dyslexia.
Published in:
Journal of Child Psychology & Psychiatry, 2017, v. 58, n. 6, p. 719, doi. 10.1111/jcpp.12691
By:
- Arnett, Anne B.;
- Pennington, Bruce F.;
- Peterson, Robin L.;
- Willcutt, Erik G.;
- DeFries, John C.;
- Olson, Richard K.
Publication type:
Article
Sex differences in ADHD symptom severity.
Published in:
Journal of Child Psychology & Psychiatry, 2015, v. 56, n. 6, p. 632, doi. 10.1111/jcpp.12337
By:
- Arnett, Anne B.;
- Pennington, Bruce F.;
- Willcutt, Erik G.;
- DeFries, John C.;
- Olson, Richard K.
Publication type:
Article
A multiple deficit model of reading disability and attention-deficit/hyperactivity disorder: searching for shared cognitive deficits.
Published in:
Journal of Child Psychology & Psychiatry, 2011, v. 52, n. 5, p. 547, doi. 10.1111/j.1469-7610.2010.02346.x
By:
- McGrath, Lauren M.;
- Pennington, Bruce F.;
- Shanahan, Michelle A.;
- Santerre‐Lemmon, Laura E.;
- Barnard, Holly D.;
- Willcutt, Erik G.;
- DeFries, John C.;
- Olson, Richard K.
Publication type:
Article
Quantitative Trait Locus Mapping in Laboratory Mice Derived From a Replicated Selection...
Published in:
Genetics, 2001, v. 158, n. 3, p. 1217, doi. 10.1093/genetics/158.3.1217
By:
- Turri, Maria Grazia;
- Henderson, Norman D.;
- DeFries, John C.;
- Flint, Jonathan
Publication type:
Article
CATSLife: A Study of Lifespan Behavioral Development and Cognitive Functioning - Corrigendum.
Published in:
2019
By:
- Wadsworth, Sally J.;
- Corley, Robin P.;
- Munoz, Elizabeth;
- Trubenstein, B. Paige;
- Knaap, Elijah;
- DeFries, John C.;
- Plomin, Robert;
- Reynolds, Chandra A.;
- CATSLife Team
Publication type:
journal article
CATSLife: A Study of Lifespan Behavioral Development and Cognitive Functioning.
Published in:
2019
By:
- Wadsworth, Sally J.;
- Corley, Robin P.;
- Munoz, Elizabeth;
- Trubenstein, B. Paige;
- Knaap, Elijah;
- DeFries, John C.;
- Plomin, Robert;
- Reynolds, Chandra A.;
- CATSLife Team
Publication type:
journal article
Genetic Etiologies of Comorbidity and Stability for Reading Difficulties and ADHD: A Replication Study.
Published in:
2016
By:
- Wadsworth, Sally J.;
- DeFries, John C.;
- Willcutt, Erik G.;
- Pennington, Bruce F.;
- Olson, Richard K.
Publication type:
journal article
A Longitudinal Adoption Study of Substance Use Behavior in Adolescence.
Published in:
2016
By:
- Huibregtse, Brooke M.;
- Corley, Robin P.;
- Wadsworth, Sally J.;
- Vandever, Joanna M.;
- DeFries, John C.;
- Stallings, Michael C.
Publication type:
journal article
The Colorado Longitudinal Twin Study of Reading Difficulties and ADHD: Etiologies of Comorbidity and Stability.
Published in:
2015
By:
- Wadsworth, Sally J.;
- DeFries, John C.;
- Willcutt, Erik G.;
- Pennington, Bruce F.;
- Olson, Richard K.
Publication type:
journal article
Multiple Regression Analysis of Reading Performance Data from Twin Pairs with Reading Difficulties and Nontwin Siblings: The Augmented Model.
Published in:
Twin Research & Human Genetics, 2012, v. 15, n. 1, p. 116, doi. 10.1375/twin.15.1.116
By:
- Wadsworth, Sally J.;
- Olson, Richard K.;
- Willcutt, Erik G.;
- DeFries, John C.
Publication type:
Article
Etiology of the stability of reading difficulties: the longitudinal twin study of reading disabilities.
Published in:
2007
By:
- Astrom, Raven L.;
- Wadsworth, Sally J.;
- DeFries, John C.
Publication type:
journal article
A Twin MRI Study of Size Variations in the Human Brain.
Published in:
Journal of Cognitive Neuroscience, 2000, v. 12, n. 1, p. 223, doi. 10.1162/089892900561850
By:
- Pennington, Bruce F.;
- Filipek, Pauline A.;
- Lefly, Dianne;
- Chhabildas, Nomita;
- Kennedy, David N.;
- Simon, Jack H.;
- Filley, Christopher M.;
- Galaburda, Albert;
- Defries, John C.
Publication type:
Article
Whole-Genome Sequencing of Inbred Mouse Strains Selected for High and Low Open-Field Activity.
Published in:
Behavior Genetics, 2021, v. 51, n. 1, p. 68, doi. 10.1007/s10519-020-10014-y
By:
- Thomas, Aimee L.;
- Evans, Luke M.;
- Nelsen, Michaela D.;
- Chesler, Elissa J.;
- Powers, Matthew S.;
- Booher, Winona C.;
- Lowry, Christopher A.;
- DeFries, John C.;
- Ehringer, Marissa A.
Publication type:
Article
DeFries-Fulker Analysis of Longitudinal Reading Performance Data from Twin Pairs Ascertained for Reading Difficulties and from Their Nontwin Siblings.
Published in:
Behavior Genetics, 2011, v. 41, n. 5, p. 660, doi. 10.1007/s10519-011-9445-6
By:
- Astrom, Raven L.;
- Wadsworth, Sally J.;
- Olson, Richard K.;
- Willcutt, Erik G.;
- DeFries, John C.
Publication type:
Article
A Family Based Association Study of DRD4, DAT1, and 5HTT and Continuous Traits of Attention-Deficit Hyperactivity Disorder.
Published in:
Behavior Genetics, 2011, v. 41, n. 1, p. 165, doi. 10.1007/s10519-010-9437-y
By:
- Bidwell, L. Cinnamon;
- Willcutt, Erik G.;
- McQueen, Matthew B.;
- DeFries, John C.;
- Olson, Richard K.;
- Smith, Shelley D.;
- Pennington, Bruce F.
Publication type:
Article
Genetic Covariation Between Brain Volumes and IQ, Reading Performance, and Processing Speed.
Published in:
Behavior Genetics, 2010, v. 40, n. 2, p. 135, doi. 10.1007/s10519-009-9328-2
By:
- Betjemann, Rebecca S.;
- Johnson, Erin Phinney;
- Barnard, Holly;
- Boada, Richard;
- Filley, Christopher M.;
- Filipek, Pauline A.;
- Willcutt, Erik G.;
- DeFries, John C.;
- Pennington, Bruce F.
Publication type:
Article
Haseman and Elston Sib-Pair Linkage Analysis: A Brief Historical Note.
Published in:
Behavior Genetics, 2010, v. 40, n. 1, p. 1, doi. 10.1007/s10519-009-9295-7
By:
- DeFries, John C.
Publication type:
Article
The Developmental Etiology of High IQ.
Published in:
Behavior Genetics, 2009, v. 39, n. 4, p. 393, doi. 10.1007/s10519-009-9268-x
By:
- Brant, Angela M.;
- Haberstick, Brett C.;
- Corley, Robin P.;
- Wadsworth, Sally J.;
- DeFries, John C.;
- Hewitt, John K.
Publication type:
Article
Heritability of High Reading Ability and its Interaction with Parental Education.
Published in:
Behavior Genetics, 2009, v. 39, n. 4, p. 427, doi. 10.1007/s10519-009-9263-2
By:
- Friend, Angela;
- DeFries, John C.;
- Olson, Richard K.;
- Pennington, Bruce;
- Harlaar, Nicole;
- Byrne, Brian;
- Samuelsson, Stefan;
- Willcutt, Erik G.;
- Wadsworth, Sally J.;
- Corley, Robin;
- Keenan, Janice M.
Publication type:
Article
DeFries–Fulker and Pearson–Aitken Model-fitting Analyses of Reading Performance Data from Selected and Unselected Twin Pairs.
Published in:
Behavior Genetics, 2008, v. 38, n. 2, p. 101, doi. 10.1007/s10519-008-9189-0
By:
- Hawke, Jesse L.;
- Stallings, Michael C.;
- Wadsworth, Sally J.;
- DeFries, John C.
Publication type:
Article
QTL Analysis of Multiple Behavioral Measures of Anxiety in Mice.
Published in:
Behavior Genetics, 2004, v. 34, n. 3, p. 267, doi. 10.1023/B:BEGE.0000017872.25069.44
By:
- Henderson, Norman D.;
- Turri, Maria Grazia;
- DeFries, John C.;
- Flint, Jonathan
Publication type:
Article
Differential Genetic Etiology of Reading Component Processes as a Function of IQ.
Published in:
Behavior Genetics, 2002, v. 32, n. 3, p. 181, doi. 10.1023/A:1016069012111
By:
- Knopik, Valerie S.;
- Smith, Shelley D.;
- Cardon, Lon;
- Pennington, Bruce;
- Gayan, Javier;
- Olson, Richard K.;
- DeFries, John C.
Publication type:
Article
Etiology of Reading Difficulties and Rapid Naming: The Colorado Twin Study of Reading Disability.
Published in:
Behavior Genetics, 2001, v. 31, n. 6, p. 625, doi. 10.1023/A:1013305730430
By:
- Davis, Chayna J.;
- Gayán, Javier;
- Knopik, Valerie S.;
- Smith, Shelley D.;
- Cardon, Lon R.;
- Pennington, Bruce F.;
- Olson, Richard K.;
- DeFries, John C.
Publication type:
Article
Comorbidity of Mathematics and Reading Deficits: Evidence for a Genetic Etiology.
Published in:
Behavior Genetics, 1997, v. 27, n. 5, p. 447, doi. 10.1023/A:1025622400239
By:
- Knopik, Valerie S.;
- Alarcón, Maricela;
- DeFries, John C.
Publication type:
Article
Word reading and reading comprehension: stability, overlap and independence.
Published in:
Reading & Writing, 2008, v. 21, n. 5, p. 539, doi. 10.1007/s11145-007-9076-8
By:
- Betjemann, Rebecca S.;
- Willcutt, Erik G.;
- Olson, Richard K.;
- Keenan, Janice M.;
- DeFries, John C.;
- Wadsworth, Sally J.
Publication type:
Article
Longitudinal twin study of early literacy development: Preschool through Grade 1.
Published in:
Reading & Writing, 2007, v. 20, n. 1/2, p. 77, doi. 10.1007/s11145-006-9019-9
By:
- Byrne, Brian;
- Samuelsson, Stefan;
- Wadsworth, Sally;
- Hulslander, Jacqueline;
- Corley, Robin;
- DeFries, John C.;
- Quain, Peter;
- Willcutt, Erik G.;
- Olson, Richard K.
Publication type:
Article
Etiology of reading difficulties as a function of gender and severity.
Published in:
Reading & Writing, 2007, v. 20, n. 1/2, p. 13, doi. 10.1007/s11145-006-9016-z
By:
- Hawke, Jesse L.;
- Wadsworth, Sally J.;
- Olson, Richard K.;
- DeFries, John C.
Publication type:
Article
Preschool twin study of the relation between attention-deficit/hyperactivity disorder and prereading skills.
Published in:
Reading & Writing, 2007, v. 20, n. 1/2, p. 103, doi. 10.1007/s11145-006-9020-3
By:
- Willcutt, Erik G.;
- Betjemann, Rebecca S.;
- Wadsworth, Sally J.;
- Samuelsson, Stefan;
- Corley, Robin;
- DeFries, John C.;
- Byrne, Brian;
- Pennington, Bruce F.;
- Olson, Richard K.
Publication type:
Article
Genetic and environmental influences on prereading skills and early reading and spelling development in the United States, Australia, and Scandinavia.
Published in:
Reading & Writing, 2007, v. 20, n. 1/2, p. 51, doi. 10.1007/s11145-006-9018-x
By:
- Samuelsson, Stefan;
- Olson, Richard;
- Wadsworth, Sally;
- Corley, Robin;
- DeFries, John C.;
- Willcutt, Erik;
- Hulslander, Jacqueline;
- Byrne, Brian
Publication type:
Article
A twin study of the etiology of high readingability.
Published in:
Reading & Writing, 2002, v. 15, n. 7/8, p. 683, doi. 10.1023/A:1020965331768
By:
- Boada, Richard;
- Willcutt, Erik G.;
- Tunick, Rachel A.;
- Chhabildas, Nomita A.;
- Olson, Richard K.;
- DeFries, John C.;
- Pennington, Bruce F.
Publication type:
Article
Independent genome-wide scans identify a chromosome 18 quantitative-trait locus influencing dyslexia.
Published in:
Nature Genetics, 2002, v. 30, n. 1, p. 86, doi. 10.1038/ng792
By:
- Fisher, Simon E.;
- Francks, Clyde;
- Marlow, Angela J.;
- MacPhie, I. Laurence;
- Newbury, Dianne F.;
- Cardon, Lon R.;
- Ishikawa-Brush, Yumiko;
- Richardson, Alex J.;
- Talcott, Joel B.;
- Gayán, Javier;
- Olson, Richard K.;
- Pennington, Bruce F.;
- Smith, Shelley D.;
- DeFries, John C.;
- Stein, John F.;
- Monaco, Anthony P.
Publication type:
Article
Genotype-environment interaction in children's adjustment to parental separation.
Published in:
Journal of Child Psychology & Psychiatry, 2003, v. 44, n. 6, p. 849, doi. 10.1111/1469-7610.00169
By:
- O'Connor, Thomas G.;
- Caspi, Avshalom;
- DeFries, John C.;
- Plomin, Robert
Publication type:
Article
Hyperactivity and Spelling Disability: Testing for Shared Genetic Aetiology.
Published in:
Journal of Child Psychology & Psychiatry, 1993, v. 34, n. 7, p. 1137, doi. 10.1111/j.1469-7610.1993.tb01779.x
By:
- Stevenson, Jim;
- Pennington, Bruce F.;
- Gilger, Jeffrey W.;
- DeFries, John C.;
- Gillis, Jacquelyn J.
Publication type:
Article
79 Processing Speed is Related to the General Psychopathology Factor in Youth.
Published in:
2023
By:
- Kramer, Eliza;
- Willcutt, Erik G;
- DeFries, John C;
- Pennington, Bruce F;
- McGrath, Lauren M
Publication type:
Abstract
Gender ratios for reading difficulties.
Published in:
Dyslexia (10769242), 2009, v. 15, n. 3, p. 239, doi. 10.1002/dys.389
By:
- Hawke, Jesse L.;
- Olson, Richard K.;
- Willcut, Erik G.;
- Wadsworth, Sally J.;
- DeFries, John C.
Publication type:
Article
Genetic influences on reading difficulties in boys and girls: the Colorado twin study.
Published in:
2006
By:
- Hawke, Jesse L.;
- Wadsworth, Sally J.;
- DeFries, John C.
Publication type:
journal article
Are RAN- and phonological awareness-deficits additive in children with reading disabilities?
Published in:
Dyslexia (10769242), 2001, v. 7, n. 3, p. 125, doi. 10.1002/dys.198
By:
- Compton, Donald L.;
- DeFries, John C.;
- Olson, Richard K.
Publication type:
Article
Genetic structure of the LXS panel of recombinant inbred mouse strains: a powerful resource for complex trait analysis.
Published in:
Mammalian Genome, 2004, v. 15, n. 8, p. 637, doi. 10.1007/s00335-004-2380-6
By:
- Williams, Robert W.;
- Bennett, Beth;
- Lu Lu;
- Jing Gu;
- DeFries, John C.;
- Carosone-Link, Phyllis;
- Rikke, Brad;
- Belknap, John;
- Johnson, Thomas
Publication type:
Article